Tool interface portion of a battery



FIG. 1 is a front perspective view of a tool interface portion of a battery.

FIG. 2 is a front view of the tool interface portion of a battery shown in FIG. 1; and,

FIG. 3 is a top view of the tool interface portion of a battery shown in FIG. 1.

The broken lines shown in the drawings are included for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM I claim the ornamental design for a tool interface portion of a battery, as shown and described in FIGS. 1-3. 